compile/plugin table callback function normalization

src/inc_internal/maat_ip_plugin.h

@@ -33,9 +33,9 @@ void ip_plugin_schema_free(void *ip_plugin_schema);
 struct ex_data_schema *ip_plugin_table_get_ex_data_schema(void *ip_plugin_schema);
 
 void ip_plugin_table_set_ex_data_schema(void *ip_plugin_schema, 
-                                       maat_plugin_ex_new_func_t *new_func,
-							           maat_plugin_ex_free_func_t *free_func,
-							           maat_plugin_ex_dup_func_t *dup_func,
+                                       maat_ex_new_func_t *new_func,
+							           maat_ex_free_func_t *free_func,
+							           maat_ex_dup_func_t *dup_func,
 							           long argl, void *argp,
                                        struct log_handle *logger);